Adjustable headstock for a bicycle



FIG. 1 is an upper perspective view of the adjustable headstock for abicycle showing my design.

FIG. 2 is a side elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is an opposite side elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a back elevation view thereof; and,

FIG. 8 is a side elevation view thereof, showing attachment to abicycle.

The broken line features in FIGS. 1-8 are environment and form no partof the claimed design.

CLAIM The ornamental design for an adjustable headstock for a bicycle,as shown and described.